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Finding the Fourth Proportional to 897,925.80, 1,347,544.80 and 632,205.30

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Solution

The fourth proportional to 897,925.80, 1,347,544.80 and 632,205.30 is: 948,769.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,925.80 : 1,347,544.80 = 632,205.30 : x
  2. Step 2: Convert to fraction form
    897,925.80/1,347,544.80 = 632,205.30/x
  3. Step 3: Cross multiply
    897,925.80x = 1,347,544.80 × 632,205.30
  4. Step 4: Simplify right side
    897,925.80x = 851,924,964,547.44
  5. Step 5: Solve for x
    x = 851,924,964,547.44/897,925.80
  6. Step 6: Final answer
    x = 948,769.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.